Tower Bridge (not to be confused with London Bridge) is one of the most famous tourist attractions in all of London, if not the world. Not only is it really cool looking, but the way it works and it's long history is also pretty great.

From the original construction of Tower Bridge, to the multiple facelifts, how the drawbridge mechanism works, and even a borderline "secret passage," we look into all the aspects of this fan favorite so that you can impress your friends on your next trip to London.